package com.java.al.json;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

public class JSONObjectSample {
	
	//创建JSONObject对象
	private static JSONObject createJSONObject(){
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("name", "kevin");
		jsonObject.put("Max.score", new Integer(100));
		jsonObject.put("Min.score", new Integer(50));
		jsonObject.put("nickname", "picglet");
		return jsonObject;
	}
	public static void main(String[] args) {
		JSONObject jsonObject = JSONObjectSample.createJSONObject();
		//输出jsonobject对象
		System.out.println("jsonObject==>"+jsonObject);
		
		//判读输出对象的类型
		boolean isArray = jsonObject.isArray();
		boolean isEmpty = jsonObject.isEmpty();
		boolean isNullObject = jsonObject.isNullObject();
		System.out.println("isArray:"+isArray+" isEmpty:"+isEmpty+" isNullObject:"+isNullObject);
		
		//添加属性
		jsonObject.element("address", "swap lake");
		System.out.println("添加属性后的对象==>"+jsonObject);
		
		//返回一个JSONArray对象
		JSONArray jsonArray = new JSONArray();
		jsonArray.add(0, "this is a jsonArray value");
		jsonArray.add(1,"another jsonArray value");
		jsonObject.element("jsonArray", jsonArray);
		JSONArray array = jsonObject.getJSONArray("jsonArray");
		System.out.println("返回一个JSONArray对象："+array);
		//添加JSONArray后的值
		//{"name":"kevin","Max.score":100,"Min.score":50,"nickname":"picglet","address":"swap lake",
		//"jsonArray":["this is a jsonArray value","another jsonArray value"]}
		System.out.println(jsonObject);
		
		//根据key返回一个字符串
		String jsonString = jsonObject.getString("name");
		System.out.println("jsonString==>"+jsonString);
	}
}